package com.sky.controller.admin;

import com.sky.constant.StatusConstant;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;

@RestController
@RequestMapping("/admin/dish")
@Api("菜品相关接口")
@Slf4j
public class DishController {


    @Resource
    private DishService dishService;


    @Resource
    private RedisTemplate redisTemplate;

    /**
     * 根据分类id查询菜品
     *
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<DishVO>> list(Long categoryId) {
        String key="dish_"+categoryId;   //redis键

        //查看redis中是否有值
        List<DishVO> dishVOList = (List<DishVO>) redisTemplate.opsForValue().get(key);

        if (dishVOList!=null&&dishVOList.size()>0){
            //存在
            return Result.success(dishVOList);
        }

        Dish dish = new Dish();
        dish.setCategoryId(categoryId);
        dish.setStatus(StatusConstant.ENABLE);//查询起售中的菜品

        //不存在,查询出来后放到redis中
        List<DishVO> list = dishService.listWithFlavor(dish);
        redisTemplate.opsForValue().set(key,list);


        return Result.success(list);
    }

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品:{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);
        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询:{}",dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 菜品的批量删除
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("菜品删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品批量删除:{}",ids);
        dishService.deleteBatch(ids);
        return Result.success();
    }

    /**
     * 根据id查询菜品信息
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品信息")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品信息:{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * 根据id修改菜品信息和对应的口味配置
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);
        return Result.success();
    }
}
